If gums whiten or sting, eliminate gel, rinse
https://www.4shared.com/s/fE0APlKzyfa
If gums whiten or sting, get rid of gel, rinse, and apply vitamin E oil; decrease gel volume next time and make sure trays aren't impinging on soft tissues.
If gums whiten or sting, get rid of gel, rinse, and apply vitamin E oil; decrease gel volume next time and make sure trays aren't impinging on soft tissues.